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Adjusted density multiline infill for adaptive cubic, support cubic, lightning patterns (prevent crash) and minor GUI correction. (#10967)

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* FillAdaptive density adjusted
* Fill lightning multiline density adjust
* Gui corrections by IanAlexis
This commit is contained in:
Rodrigo Faselli 2025-11-17 14:27:55 -03:00 • committed by GitHub
parent 73b1d1def5
commit 4046e39ff3
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GPG key ID: B5690EEEBB952194
5 changed files with 29 additions and 23 deletions
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5
src/libslic3r/Fill/FillAdaptive.cpp
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@ -349,8 +349,9 @@ std::pair<double, double> adaptive_fill_line_spacing(const PrintObject &print_ob
} else
return 0.;
};
adaptive_line_spacing = to_line_spacing(adaptive_cnt, adaptive_fill_density, adaptive_infill_extrusion_width);
support_line_spacing = to_line_spacing(support_cnt, support_fill_density, support_infill_extrusion_width);
const int n_multiline = print_object.printing_region(0).config().fill_multiline.value;
adaptive_line_spacing = to_line_spacing(adaptive_cnt, adaptive_fill_density, adaptive_infill_extrusion_width) * n_multiline;
support_line_spacing = to_line_spacing(support_cnt, support_fill_density, support_infill_extrusion_width) * n_multiline;
}
return std::make_pair(adaptive_line_spacing, support_line_spacing);

2
src/libslic3r/Fill/FillLightning.cpp
View file

@ -1,3 +1,4 @@
#include "../ClipperUtils.hpp"
#include "../Print.hpp"
#include "../ShortestPath.hpp"
#include "FillBase.hpp"
@ -19,6 +20,7 @@ void Filler::_fill_surface_single(
// Apply multiline offset if needed
multiline_fill(fill_lines, params, spacing);
fill_lines = Slic3r::intersection_pl(std::move(fill_lines), expolygon);
chain_or_connect_infill(std::move(fill_lines), expolygon, polylines_out, this->spacing, params);
}

5
src/libslic3r/Fill/FillRectilinear.cpp
View file

@ -2998,7 +2998,6 @@ bool FillRectilinear::fill_surface_by_multilines(const Surface *surface, FillPar
assert(sweep_params.size() >= 1);
assert(!params.full_infill());
params.density /= double(sweep_params.size());
int n_multilines = params.multiline;
assert(params.density > 0.0001f && params.density <= 1.f);
ExPolygonWithOffset poly_with_offset_base(surface->expolygon, 0, float(scale_(this->overlap - 0.5 * this->spacing)));
@ -3014,9 +3013,9 @@ bool FillRectilinear::fill_surface_by_multilines(const Surface *surface, FillPar
// Rotate polygons so that we can work with vertical lines here
float angle = rotate_vector.first + sweep.angle_base;
//Fill Multiline
for (int i = 0; i < n_multilines; ++i) {
for (int i = 0; i < params.multiline; ++i) {
coord_t group_offset = i * line_spacing;
coord_t internal_offset = (i - (n_multilines - 1) / 2.0f) * line_width;
coord_t internal_offset = (i - (params.multiline - 1) / 2.0f) * line_width;
coord_t total_offset = group_offset + internal_offset;
coord_t pattern_shift = scale_(sweep.pattern_shift + unscale_(total_offset));

3
src/libslic3r/Fill/Lightning/Generator.cpp
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@ -70,6 +70,7 @@ Generator::Generator(const PrintObject &print_object, const std::function<void()
const PrintRegionConfig &region_config = print_object.shared_regions()->all_regions.front()->config();
const std::vector<double> &nozzle_diameters = print_config.nozzle_diameter.values;
double max_nozzle_diameter = *std::max_element(nozzle_diameters.begin(), nozzle_diameters.end());
const int n_multiline = region_config.fill_multiline.value;
// const int infill_extruder = region_config.infill_extruder.value;
const double default_infill_extrusion_width = Flow::auto_extrusion_width(FlowRole::frInfill, float(max_nozzle_diameter));
// Note: There's not going to be a layer below the first one, so the 'initial layer height' doesn't have to be taken into account.
@ -86,7 +87,7 @@ Generator::Generator(const PrintObject &print_object, const std::function<void()
object_config.line_width.get_abs_value(max_nozzle_diameter)
);
m_supporting_radius = coord_t(m_infill_extrusion_width) * 100 / region_config.sparse_infill_density;
m_supporting_radius = coord_t(m_infill_extrusion_width) * 100 * n_multiline / region_config.sparse_infill_density;
const double lightning_infill_overhang_angle = M_PI / 4; // 45 degrees
const double lightning_infill_prune_angle = M_PI / 4; // 45 degrees

37
src/slic3r/GUI/ConfigManipulation.cpp
View file

@ -586,8 +586,8 @@ void ConfigManipulation::toggle_print_fff_options(DynamicPrintConfig *config, co
bool have_infill = config->option<ConfigOptionPercent>("sparse_infill_density")->value > 0;
// sparse_infill_filament uses the same logic as in Print::extruders()
for (auto el : { "sparse_infill_pattern", "infill_combination",
"minimum_sparse_infill_area", "sparse_infill_filament", "infill_anchor_max","infill_shift_step","sparse_infill_rotate_template","symmetric_infill_y_axis"})
for (auto el : { "sparse_infill_pattern", "infill_combination", "fill_multiline","infill_direction",
"minimum_sparse_infill_area", "sparse_infill_filament", "infill_anchor", "infill_anchor_max","infill_shift_step","sparse_infill_rotate_template","symmetric_infill_y_axis"})
toggle_line(el, have_infill);
bool have_combined_infill = config->opt_bool("infill_combination") && have_infill;
@ -597,23 +597,26 @@ void ConfigManipulation::toggle_print_fff_options(DynamicPrintConfig *config, co
InfillPattern pattern = config->opt_enum<InfillPattern>("sparse_infill_pattern");
bool have_multiline_infill_pattern = pattern == ipGyroid || pattern == ipGrid || pattern == ipRectilinear || pattern == ipTpmsD || pattern == ipTpmsFK || pattern == ipCrossHatch || pattern == ipHoneycomb || pattern == ipLateralLattice || pattern == ipLateralHoneycomb ||
pattern == ipCubic || pattern == ipStars || pattern == ipAlignedRectilinear || pattern == ipLightning || pattern == ip3DHoneycomb || pattern == ipAdaptiveCubic || pattern == ipSupportCubic;
toggle_line("fill_multiline", have_multiline_infill_pattern);
// If the infill pattern does not support multiline infill, set fill_multiline to 1.
if (!have_multiline_infill_pattern) {
DynamicPrintConfig new_conf = *config;
new_conf.set_key_value("fill_multiline", new ConfigOptionInt(1));
apply(config, &new_conf);
// If there is infill, enable/disable fill_multiline according to whether the pattern supports multiline infill.
if (have_infill) {
toggle_field("fill_multiline", have_multiline_infill_pattern);
// If the infill pattern does not support multiline fill_multiline is changed to 1.
// Necessary when the pattern contains params.multiline (for example, triangles because they belong to the rectilinear class)
if (!have_multiline_infill_pattern) {
DynamicPrintConfig new_conf = *config;
new_conf.set_key_value("fill_multiline", new ConfigOptionInt(1));
apply(config, &new_conf);
}
// Hide infill anchor max if sparse_infill_pattern is not line or if sparse_infill_pattern is line but infill_anchor_max is 0.
bool infill_anchor = config->opt_enum<InfillPattern>("sparse_infill_pattern") != ipLine;
toggle_field("infill_anchor_max", infill_anchor);
// Only allow configuration of open anchors if the anchoring is enabled.
bool has_infill_anchors = infill_anchor && config->option<ConfigOptionFloatOrPercent>("infill_anchor_max")->value > 0;
toggle_field("infill_anchor", has_infill_anchors);
}
// Hide infill anchor max if sparse_infill_pattern is not line or if sparse_infill_pattern is line but infill_anchor_max is 0.
bool infill_anchor = config->opt_enum<InfillPattern>("sparse_infill_pattern") != ipLine;
toggle_field("infill_anchor_max",infill_anchor);
// Only allow configuration of open anchors if the anchoring is enabled.
bool has_infill_anchors = have_infill && config->option<ConfigOptionFloatOrPercent>("infill_anchor_max")->value > 0 && infill_anchor;
toggle_field("infill_anchor", has_infill_anchors);
//cross zag
bool is_cross_zag = config->option<ConfigOptionEnum<InfillPattern>>("sparse_infill_pattern")->value == InfillPattern::ipCrossZag;
bool is_locked_zig = config->option<ConfigOptionEnum<InfillPattern>>("sparse_infill_pattern")->value == InfillPattern::ipLockedZag;
@ -640,7 +643,7 @@ void ConfigManipulation::toggle_print_fff_options(DynamicPrintConfig *config, co
toggle_field("top_surface_density", has_top_shell);
toggle_field("bottom_surface_density", has_bottom_shell);
for (auto el : { "infill_direction", "sparse_infill_line_width", "fill_multiline","gap_fill_target","filter_out_gap_fill","infill_wall_overlap",
for (auto el : { "infill_direction", "sparse_infill_line_width", "gap_fill_target","filter_out_gap_fill","infill_wall_overlap",
"sparse_infill_speed", "bridge_speed", "internal_bridge_speed", "bridge_angle", "internal_bridge_angle",
"solid_infill_direction", "solid_infill_rotate_template", "internal_solid_infill_pattern", "solid_infill_filament",
})